Base | Representation |
---|---|
bin | 1011111110001001… |
… | …1010000010100000 |
3 | 22021221201002010020 |
4 | 2333202122002200 |
5 | 23040121432213 |
6 | 1250511433440 |
7 | 142430011545 |
oct | 27742320240 |
9 | 8257632106 |
10 | 3213467808 |
11 | 13a9a11a21 |
12 | 758225880 |
13 | 3c29a5955 |
14 | 226ad2bcc |
15 | 13c1ad923 |
hex | bf89a0a0 |
3213467808 has 48 divisors (see below), whose sum is σ = 8470707840. Its totient is φ = 1066666496.
The previous prime is 3213467791. The next prime is 3213467809. The reversal of 3213467808 is 8087643123.
It is a tau number, because it is divible by the number of its divisors (48).
It is a self number, because there is not a number n which added to its sum of digits gives 3213467808.
It is not an unprimeable number, because it can be changed into a prime (3213467809) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47085 + ... + 92972.
It is an arithmetic number, because the mean of its divisors is an integer number (176473080).
Almost surely, 23213467808 is an apocalyptic number.
It is an amenable number.
3213467808 is an abundant number, since it is smaller than the sum of its proper divisors (5257240032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3213467808 is a wasteful number, since it uses less digits than its factorization.
3213467808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140309 (or 140301 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 42.
The square root of 3213467808 is about 56687.4572370291. The cubic root of 3213467808 is about 1475.6770321771.
The spelling of 3213467808 in words is "three billion, two hundred thirteen million, four hundred sixty-seven thousand, eight hundred eight".
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